The college's main phone line at 530-541-4660 is still in operation. At 4 p.m. Thursday, the following offices will be operational: Superintendent/President, 541-7452; admissions and records, 541-1596; bookstore, 541-5307; business office, 541-4662; human resources, 541-7852; instruction office, 541-1651; and student services, 541-1583.